package com.bdqn.aop;


import org.apache.log4j.Logger;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;

import java.util.Arrays;
@Aspect
public class UserServiceLogger {
    private static final Logger log = Logger.getLogger(UserServiceLogger.class);

    /**
     * 前置增强代码
     * @param jp
     */
    @Before("execution(* com.bdqn.UserService.*(..))")
    public void before(JoinPoint jp){
        log.info("调用" +jp.getTarget() + "的" + jp.getSignature().getName()
        + "方法。方法参数：" + Arrays.toString(jp.getArgs()));
    }

    /**
     * 后置增强代码
     * @param jp
     * @param result
     */
    @AfterReturning(pointcut = "execution(* com.bdqn.UserService.*(..)))",returning = "result")
    public void afterReturning(JoinPoint jp, Object result){
        log.info("调用" + jp.getTarget() + "的" + jp.getSignature().getName()
        + "方法。方法返回值：" + result);
    }
}
